The Stem and Disk Assembly, cataloged under National Stock Number 4820-01-058-2349, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. This item has 14 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Item Name | Stem and Disk Assembly |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Sea Systems Command (CAGE 53711); The Walworth Company (CAGE 63686); Naval Ship Systems Command (CAGE 80064) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-058-2349 |
| Primary Part Number | 2620-922X3PC41X42X44X45 |
| Item Name | Stem and Disk Assembly |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2620-922X1 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 1889561 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 1889561PC41X42X | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2620-922X3PC41X42X44X45 PRIMARY | Naval Sea Systems Command (USA) |
| 1889561PC41X42X44X45 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-1889561PC41X42X44X45 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| N-11262(MOD)PC41,42,44,45 PRIMARY | The Walworth Company (USA) |
| 845-1889550PC41,42,44,45-3IN | The Walworth Company (USA) |
| 845-1889550PCS41-42-44-45 3IN PRIMARY | Naval Ship Systems Command (USA) |
| 9875-7Y6AND9875 | The Walworth Company (USA) |
| 10-03-0322 | The Walworth Company (USA) |
| 845-1889561PC41 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-1889550 | Naval Ship Systems Command (USA) |
| 2620-922X3PC41X | Naval Sea Systems Command (USA) |
NSN 4820-01-058-2349 is a Stem and Disk Assembly, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-058-2349 has 14 cross-referenced part numbers: 2620-922X1 (Electric Boat Corporation Div General Dynamics Electric Boat), 1889561 (Electric Boat Corporation Div General Dynamics Electric Boat), 1889561PC41X42X (Electric Boat Corporation Div General Dynamics Electric Boat), 2620-922X3PC41X42X44X45 (Naval Sea Systems Command), 1889561PC41X42X44X45 (Electric Boat Corporation Div General Dynamics Electric Boat) and 9 more.
There are 11 known substitutes for 4820-01-058-2349: 4820-01-062-9429, 4820-01-108-8662, 4820-01-116-6868 and 8 more. Verify interchangeability with system specifications before substitution.
NSN 4820-01-058-2349 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.